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Monthly weather forecast in Helena
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun
Sunday
Mon
Monday
Tue
Tuesday
Wed
Wednesday
Thu
Thursday
Fri
Friday
Sat
Saturday
17
+1
−4
17 November, sun
+1
−4
Feels like
−5
666 mmHg
76%
5.6
m/s
W
17 November, Sunday. day, 1°; night, -4°; overcast
18
November
+2
−5
18 November, mon
+2
−5
Feels like
−6
646 mmHg
61%
6.4
m/s
W
Climate normal
−1
−4
18 November, Monday. day, 2°; night, -5°; light snow
19
+2
−10
19 November, tue
+2
−10
Feels like
−8
652 mmHg
59%
4.5
m/s
W
Climate normal
−1
−6
19 November, Tuesday. day, 2°; night, -10°; partly cloudy
20
0
−3
20 November, wed
0
−3
Feels like
−9
652 mmHg
67%
2.5
m/s
SW
Climate normal
0
−4
20 November, Wednesday. day, 0°; night, -3°; sleet
21
+4
−3
21 November, thu
+4
−3
Feels like
−5
653 mmHg
81%
3.1
m/s
NW
Climate normal
0
−4
21 November, Thursday. day, 4°; night, -3°; sleet
22
0
−2
22 November, fri
0
−2
Feels like
−6
650 mmHg
80%
3.4
m/s
W
Climate normal
−1
−4
22 November, Friday. day, 0°; night, -2°; snow
23
+4
−5
23 November, sat
+4
−5
Feels like
−4
643 mmHg
79%
3.9
m/s
SW
Climate normal
−1
−5
23 November, Saturday. day, 4°; night, -5°; sleet
24
−2
−8
24 November, sun
−2
−8
Feels like
−9
645 mmHg
77%
3.5
m/s
W
Climate normal
−1
−5
24 November, Sunday. day, -2°; night, -8°; mostly clear
25
−2
−5
25 November, mon
−2
−5
Feels like
−10
650 mmHg
79%
4
m/s
W
Climate normal
+1
−3
25 November, Monday. day, -2°; night, -5°; partly cloudy
26
0
−6
26 November, tue
0
−6
Feels like
−7
656 mmHg
80%
3.3
m/s
W
Climate normal
+1
−3
26 November, Tuesday. day, 0°; night, -6°; partly cloudy
27
0
−4
27 November, wed
0
−4
Feels like
−9
652 mmHg
74%
3.9
m/s
NW
Climate normal
0
−3
27 November, Wednesday. day, 0°; night, -4°; overcast
28
0
−4
28 November, thu
0
−4
Feels like
−11
651 mmHg
72%
5.5
m/s
W
Climate normal
−1
−6
28 November, Thursday. day, 0°; night, -4°; overcast
29
+5
−6
29 November, fri
+5
−6
Feels like
−6
651 mmHg
71%
4.8
m/s
SW
Climate normal
−2
−5
29 November, Friday. day, 5°; night, -6°; overcast
30
−3
−6
30 November, sat
−3
−6
Feels like
−12
627 mmHg
85%
5.7
m/s
SW
Climate normal
−1
−4
30 November, Saturday. day, -3°; night, -6°; partly cloudy
1 December
−5
−14
1 December, sun
−5
−14
Feels like
−13
603 mmHg
95%
3.8
m/s
NW
Climate normal
−1
−6
1 December, Sunday. day, -5°; night, -14°; light snow
2
−10
−11
2 December, mon
−10
−11
Feels like
−16
600 mmHg
91%
2.2
m/s
E
Climate normal
−4
−7
2 December, Monday. day, -10°; night, -11°; partly cloudy
3
−11
−16
3 December, tue
−11
−16
Feels like
−19
601 mmHg
90%
5.5
m/s
NE
Climate normal
−5
−8
3 December, Tuesday. day, -11°; night, -16°; light snow
4
−13
−23
4 December, wed
−13
−23
Feels like
−22
604 mmHg
85%
1.9
m/s
W
Climate normal
−5
−9
4 December, Wednesday. day, -13°; night, -23°; partly cloudy
5
−13
−25
5 December, thu
−13
−25
Feels like
−24
605 mmHg
83%
1.3
m/s
SW
Climate normal
−5
−9
5 December, Thursday. day, -13°; night, -25°; clear
6
−11
−12
6 December, fri
−11
−12
Feels like
−19
607 mmHg
84%
2.3
m/s
SW
Climate normal
−6
−9
6 December, Friday. day, -11°; night, -12°; clear
7
−6
−12
7 December, sat
−6
−12
Feels like
−15
604 mmHg
93%
5.8
m/s
SW
Climate normal
−5
−8
7 December, Saturday. day, -6°; night, -12°; clear
8
−6
−9
8 December, sun
−6
−9
Feels like
−15
595 mmHg
93%
6.2
m/s
S
Climate normal
−5
−8
8 December, Sunday. day, -6°; night, -9°; mostly clear
9
−5
−11
9 December, mon
−5
−11
Feels like
−14
593 mmHg
95%
5.8
m/s
NE
Climate normal
−4
−6
9 December, Monday. day, -5°; night, -11°; light snow
10
−12
−19
10 December, tue
−12
−19
Feels like
−20
603 mmHg
90%
5.1
m/s
NE
Climate normal
−2
−5
10 December, Tuesday. day, -12°; night, -19°; light snow
11
−16
−15
11 December, wed
−16
−15
Feels like
−22
609 mmHg
85%
2.6
m/s
E
Climate normal
−2
−5
11 December, Wednesday. day, -16°; night, -15°; mostly clear
12
−6
−9
12 December, thu
−6
−9
Feels like
−14
607 mmHg
94%
4.7
m/s
SW
Climate normal
−3
−5
12 December, Thursday. day, -6°; night, -9°; partly cloudy
13
−5
−8
13 December, fri
−5
−8
Feels like
−13
599 mmHg
96%
6.6
m/s
SW
Climate normal
−4
−9
13 December, Friday. day, -5°; night, -8°; partly cloudy
14
−7
−9
14 December, sat
−7
−9
Feels like
−15
601 mmHg
94%
6.4
m/s
SW
Climate normal
−5
−9
14 December, Saturday. day, -7°; night, -9°; partly cloudy
15
−6
−10
15 December, sun
−6
−10
Feels like
−14
603 mmHg
95%
5.9
m/s
SW
Climate normal
−6
−10
15 December, Sunday. day, -6°; night, -10°; partly cloudy
16
−5
−9
16 December, mon
−5
−9
Feels like
−15
601 mmHg
95%
7.6
m/s
S
Climate normal
−6
−9
16 December, Monday. day, -5°; night, -9°; partly cloudy
17
−4
−9
17 December, tue
−4
−9
Feels like
−10
598 mmHg
96%
4
m/s
NW
Climate normal
−4
−7
17 December, Tuesday. day, -4°; night, -9°; light snow
Average data for 10 years
Next, the average data for 10 years
18
−5
−8
18 December, wed
−5
−8
Feels like
−11
664 mmHg
88%
5.5
m/s
SW
18 December, Wednesday. day, -5°; night, -8°; snow
19
−5
−8
19 December, thu
−5
−8
Feels like
−11
663 mmHg
88%
5.9
m/s
SW
19 December, Thursday. day, -5°; night, -8°; snow
20
−4
−8
20 December, fri
−4
−8
Feels like
−10
664 mmHg
88%
6
m/s
SW
20 December, Friday. day, -4°; night, -8°; overcast
21
−5
−9
21 December, sat
−5
−9
Feels like
−11
666 mmHg
89%
4.9
m/s
SW
21 December, Saturday. day, -5°; night, -9°; clear
Average for 30 days
6
sunny days
10
days with precipitation
14
cloudy days
6 sunny days; 10 days with precipitation; 14 cloudy days;
84
%
air humidity
4.4
m/s
Wind
SW
11
mm of precipitation
(2% of annual average)
air humidity 84%; 11 millimeters of precipitation (2% of annual average); Wind south-westerly 4.4 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
W
W
SW
NW
W
SW
W
W
W
NW
W
SW
SW
NW
E
NE
W
SW
SW
SW
S
NE
NE
E
SW
SW
SW
SW
S
NW
18
Average data for 10 years
19
20
21
22
23
24
25
26
27
28
29
30
1
December
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
Daytime temperature
Night-time temperature
